tcp: annotate data-races around tp->keepalive_time
authorEric Dumazet <edumazet@google.com>
Wed, 19 Jul 2023 21:28:49 +0000 (21:28 +0000)
committerJakub Kicinski <kuba@kernel.org>
Thu, 20 Jul 2023 19:34:18 +0000 (12:34 -0700)
commit4164245c76ff906c9086758e1c3f87082a7f5ef5
treee04906fc69cbbe4246b71ab495927a7d770b66c8
parentdd23c9f1e8d5c1d2e3d29393412385ccb9c7a948
tcp: annotate data-races around tp->keepalive_time

do_tcp_getsockopt() reads tp->keepalive_time while another cpu
might change its value.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20230719212857.3943972-4-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
include/net/tcp.h
net/ipv4/tcp.c